ATE263745T1 - Verfahren zur herstellung von 2,6- dimethylnaphthalin - Google Patents

Verfahren zur herstellung von 2,6- dimethylnaphthalin

Info

Publication number
ATE263745T1
ATE263745T1 AT01308418T AT01308418T ATE263745T1 AT E263745 T1 ATE263745 T1 AT E263745T1 AT 01308418 T AT01308418 T AT 01308418T AT 01308418 T AT01308418 T AT 01308418T AT E263745 T1 ATE263745 T1 AT E263745T1
Authority
AT
Austria
Prior art keywords
dimethylnaphthalene
cake
separation
content
liquid
Prior art date
Application number
AT01308418T
Other languages
English (en)
Inventor
Shingo Yoshida
Masahiro Motoyuki
Tomoki Uemura
Koji Yamamoto
Original Assignee
Kobe Steel Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kobe Steel Ltd filed Critical Kobe Steel Ltd
Application granted granted Critical
Publication of ATE263745T1 publication Critical patent/ATE263745T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C15/00—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts
    • C07C15/20—Polycyclic condensed hydrocarbons
    • C07C15/24—Polycyclic condensed hydrocarbons containing two rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/14—Purification; Separation; Use of additives by crystallisation; Purification or separation of the crystals
AT01308418T 2000-10-02 2001-10-02 Verfahren zur herstellung von 2,6- dimethylnaphthalin ATE263745T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000302601A JP2002114718A (ja) 2000-10-02 2000-10-02 ２，６−ジメチルナフタレンの製造方法

Publications (1)

Publication Number Publication Date
ATE263745T1 true ATE263745T1 (de) 2004-04-15

Family

ID=18783927

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01308418T ATE263745T1 (de) 2000-10-02 2001-10-02 Verfahren zur herstellung von 2,6- dimethylnaphthalin

Country Status (8)

Country Link
US (1) US6525235B2 (de)
EP (1) EP1193237B1 (de)
JP (1) JP2002114718A (de)
KR (1) KR100473001B1 (de)
AT (1) ATE263745T1 (de)
CA (1) CA2357891A1 (de)
DE (1) DE60102641T2 (de)
TW (1) TWI221150B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003026614A (ja) * 2001-07-13 2003-01-29 Kobe Steel Ltd ２，６−ジメチルナフタレンの濃縮方法
KR100621823B1 (ko) * 2004-07-21 2006-09-14 재단법인서울대학교산학협력재단 2,6-디알킬테트랄린의 제조 방법
KR100671846B1 (ko) * 2006-03-27 2007-01-19 에스케이씨 주식회사 고순도 알킬렌 카보네이트의 제조방법
KR100721442B1 (ko) * 2006-06-23 2007-05-23 주식회사 효성 이성화 반응 및 결정화 공정을 포함하는2,6-디메틸나프탈렌의 분리 및 정제 방법
KR100934164B1 (ko) * 2007-10-23 2009-12-29 주식회사 효성 2,6-디메틸나프탈렌의 결정 크기 및 결정 형상 제어를 통한고순도 분리 및 정제 방법
WO2022107812A1 (ja) * 2020-11-20 2022-05-27 株式会社日本触媒 精製装置
KR20230108302A (ko) * 2020-11-20 2023-07-18 가부시키가이샤 닛폰 쇼쿠바이 화합물의 정제 방법

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5022553B1 (de) * 1970-10-23 1975-07-31
JPS5334869B2 (de) 1973-06-26 1978-09-22
JPH09176054A (ja) 1995-12-26 1997-07-08 Kobe Steel Ltd 結晶性物質の精製方法
US5744670A (en) 1996-06-10 1998-04-28 Kobe Steel, Ltd. Process for preparing dialkylnaphthalene
US5723711A (en) 1996-11-06 1998-03-03 Kobe Steel, Ltd. Process for preparing 2-methylnaphthalene
US6011190A (en) 1997-07-02 2000-01-04 Kabushiki Kaisha Kobe Seiko Sho Process for preparing dialkylnaphthalene
JPH11104402A (ja) 1997-10-03 1999-04-20 Kobe Steel Ltd アルキルナフタレンの分離方法
US6018086A (en) 1997-10-10 2000-01-25 Kabushiki Kaisha Kobe Seiko Sho Process for preparing 2,6-dialkylnaphthalene
US6018087A (en) 1997-10-10 2000-01-25 Kabushiki Kaisha Kobe Seiko Sho. Isomerization of dimethylnaphthalene to produce 2,6-dimethylnaphthalene
WO2001016061A1 (fr) * 1999-08-31 2001-03-08 Kabushiki Kaisha Kobe Seiko Sho Procede de production de 2,6-dimethylnaphtalene

Also Published As

Publication number Publication date
JP2002114718A (ja) 2002-04-16
KR100473001B1 (ko) 2005-03-07
DE60102641T2 (de) 2005-03-31
KR20020026840A (ko) 2002-04-12
EP1193237A1 (de) 2002-04-03
CA2357891A1 (en) 2002-04-02
US20020065447A1 (en) 2002-05-30
TWI221150B (en) 2004-09-21
EP1193237B1 (de) 2004-04-07
US6525235B2 (en) 2003-02-25
DE60102641D1 (de) 2004-05-13

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties